var fontSizeUnit = "px";
var perOrder = 1;
var defaultSize = 13;
var ckName = "FSCc";
var ckDays = 30;
var ckPath = "/"

var fsCK = GetCookie( ckName );

if ( fsCK == null ){
	var currentSize = defaultSize;
}else{
	var currentSize = eval( fsCK );
}

document.writeln( '<style type="text/css">' );
document.write( 'body{font-size:' + currentSize + fontSizeUnit+ '}' );
document.writeln( '</style>' );

function fsc( CMD ){
	var newSize = currentSize;
	if ( CMD == "larger" ){
		newSize = Number(currentSize + perOrder);
	} else if ( CMD == "smaller" ){
		if (currentSize > perOrder) {
			newSize = Number(currentSize - perOrder);
		}
	} else if ( CMD == "default" ){
		var newSize = defaultSize;
	}
	if (currentSize != newSize) {
		document.getElementsByTagName('body')[0].style.fontSize = newSize + fontSizeUnit;
		SetCookie(ckName, newSize);
		currentSize = newSize;
	}
}

function SetCookie( name , value ){
	var dobj = new Date();
	dobj.setTime(dobj.getTime() + 24 * 60 * 60 * ckDays * 1000);
	var expiryDate = dobj.toGMTString();
	document.cookie = name + '=' + escape(value) + ';expires=' + expiryDate + ';path=' + ckPath;
}

function GetCookie (name){
	var arg  = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen){
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
			return getCookieVal (j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break;
	}
	return null;
}

function getCookieVal (offset){
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
	endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset,endstr));
}

function DeleteCookie(name){
	if (GetCookie(name)){
		document.cookie = name + '=' + '; expires=Thu, 01-Jan-70 00:00:01 GMT;path='+ckPath;
	}
}




// ROLLOVER
function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');
	var aInputs = document.getElementsByTagName('input');

	doRollover(aImages);
	doRollover(aInputs);

	function doRollover(array) {
		for (var i = 0; i < array.length; i++) {
			if (array[i].className == 'rollover') {
				var src = array[i].getAttribute('src');
				var ftype = src.substring(src.lastIndexOf('.'), src.length);
				var hsrc = src.replace(ftype, '_2'+ftype);

				array[i].setAttribute('hsrc', hsrc);
				
				aPreLoad[i] = new Image();
				aPreLoad[i].src = hsrc;
				
				array[i].onmouseover = function() {
					sTempSrc = this.getAttribute('src');
					this.setAttribute('src', this.getAttribute('hsrc'));
				}
				
				array[i].onmouseout = function() {
					if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_2'+ftype, ftype);
					this.setAttribute('src', sTempSrc);
				}
			}
		}
	}
}

window.onload = initRollovers;